Home / 5,620.48-8,431.08-2,333.83

Finding the Fourth Proportional to 5,620.48, 8,431.08 and 2,333.83

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Solution

The fourth proportional to 5,620.48, 8,431.08 and 2,333.83 is: 3,500.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620.48 : 8,431.08 = 2,333.83 : x
  2. Step 2: Convert to fraction form
    5,620.48/8,431.08 = 2,333.83/x
  3. Step 3: Cross multiply
    5,620.48x = 8,431.08 × 2,333.83
  4. Step 4: Simplify right side
    5,620.48x = 19,676,707.44
  5. Step 5: Solve for x
    x = 19,676,707.44/5,620.48
  6. Step 6: Final answer
    x = 3,500.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.